Headline:
Flood Warning issued May 1 at 1:17PM CDT until May 3 at 5:00AM CDT by NWS St Louis MO
Event:
Flood Warning
Urgency:
Immediate
Effective:
May 1, 2026 - 11:17am
Expires:
May 2, 2026 - 11:30pm
Description:
...The Flood Warning continues for the following rivers in
Illinois...Missouri...
Mississippi River at Alton.
Mississippi River at Saverton.
Mississippi River at Winfield.
Mississippi River at Hannibal.
Mississippi River at Clarksville.
Mississippi River at Louisiana.
...The Flood Warning is extended for the following rivers in
Illinois...Missouri...
Mississippi River near Herculaneum.
Mississippi River at Mel Price LD.
Mississippi River at Chester.
Mississippi River at Grafton.
River forecasts are based on observed precipitation and forecast
precipitation for the next 24 hours.
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Mississippi River at Alton.
* WHEN...Until late Saturday night.
* IMPACTS...At 21.7 feet, At this level, Highway 94 and the east end
of Harbor Point Road off of Missouri Highway 94 north of West Alton
begin flooding. Also, the access road the Lincoln Shields
recreation area off of U.S. Highway 367 just west of the Clark
bridge begins flooding.
* ADDITIONAL DETAILS...
- At 1:00 PM CDT Friday the stage was 21.3 feet.
- Recent Activity...The maximum river stage in the 24 hours ending
at 1:00 PM CDT Friday was 21.5 feet.
- Forecast...The river is expected to fall below flood stage late
this evening and continue falling to 14.9 feet Friday, May 08.
- Flood stage is 21.0 feet.
Instruction:
Motorists should not attempt to drive around barricades or drive cars
through flooded areas.
This product, along with additional weather and stream information,
is available at https://water.noaa.gov/wfo/lsx
Area Description:
Madison, IL; St. Charles, MO
Forcast Office:
NWS St Louis MO
Sender:
w-nws.webmaster@noaa.gov